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liberstina [14]
3 years ago
8

What is the y-intercept of the equation below? 2y = 4x - 2​

Mathematics
2 answers:
sweet [91]3 years ago
8 0

Answer:

in y = mx + b b = y intercept

so in 2y = 4x - 2 the y intercept is -2

hope this helps!

Luba_88 [7]3 years ago
6 0
(0,-1) or -1 is the y-intercept
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A student has a class that is supposed to end at 9:00am and another that is supposed to begin at 9:10am. Suppose the actual endi
never [62]

Answer:

0.8340

Step-by-step explanation:

The aim of this question is to find the probability that the student makes it to the second class prior to when the lecture commences.

Provided that A, B, and C are independent of each other from the full complete question.

Then; we want P(A + C < B)

So A \sim N (2, 1.5)

B \sim N (10, 1)

C \sim N (6, 1)

P(A + C - B < 0)

Since they are normally distributed( i.e. A + C - B)

Then;

E(A + C -B) = E(A) + E(C) - (B)

E(A + C -B) = 2 - 10 + 6

E(A + C -B) =  -2

Var(A+C -B) = Var(A) + Var (B) + Var (C)

Var(A + C -B) = (1.5)² + (1)² + (1)²

Var(A + C -B) = 4.25

The standard deviation = \sqrt{4.25}

The standard deviation = 2.06155

P(A+C-B) = p \Big (Z < \dfrac{0-(-2)}{2.06155} \Big )

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3 years ago
Diane is a software saleswoman. Let y represent her total pay (in dollars). Let x represent the number of copies of English is F
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There is an error in the equation provided. Looking at other similar question such as this, I think the equation related to x and y should be 90x + 1600 = y

Answer:

a) 90

b) 1600

Step-by-step explanation:

The equation 90x + 1600 = y is an equation of a straight line in the form y = mc + c

Adjusting the equation to the general form we get

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c = 1600

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In other word, it is the slope of the function.

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b) if Mary didn't sell any copies, the value of x will be 0.

In graph of a straight line, the value when x= 0 is at the value of y-intercept,

c = 1600

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3 years ago
What is 7/45 x 9/49 <br> Please answer this
aev [14]

Answer:

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Step-by-step explanation:

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